undercoat

[ uhn-der-koht ]
/ ˈʌn dərˌkoʊt /

noun

a coat or jacket worn under another.
Zoology. a growth of short fur or hair lying beneath a longer growth.
a coat of paint or the like applied under the finishing coat.
a paint, sealer, or the like specially prepared for use underneath a finishing coat.

verb (used with object)

to apply an undercoating to.

Origin of undercoat

First recorded in 1640–50; under- + coat

Example sentences from the Web for undercoat

British Dictionary definitions for undercoat

undercoat
/ (ˈʌndəˌkəʊt) /

noun

a coat of paint or other substance applied before the top coat
a coat worn under an overcoat
zoology another name for underfur
the US name for underseal

verb

(tr) to apply an undercoat to (a surface)